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boot: implement CheckAndRepairBootImages

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Michael Scire 2019-05-09 01:17:56 -07:00
parent a4ee4d20ad
commit 7581306109
13 changed files with 1581 additions and 3 deletions
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62
stratosphere/boot/source/updater/updater_api.hpp Normal file
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/*
* Copyright (c) 2018-2019 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <switch.h>
#include <stratosphere.hpp>
#include "updater_types.hpp"
class Boot0Accessor;
enum class Boot0Partition;
enum class Package2Type;
class Updater {
private:
static bool HasEks(BootImageUpdateType boot_image_update_type);
static bool HasAutoRcmPreserve(BootImageUpdateType boot_image_update_type);
static u32 GetNcmTitleType(BootModeType mode);
static Result ValidateWorkBuffer(const void *work_buffer, size_t work_buffer_size);
static Result GetVerificationState(VerificationState *out, void *work_buffer, size_t work_buffer_size);
static Result VerifyBootImagesAndRepairIfNeeded(bool *out_repaired, BootModeType mode, void *work_buffer, size_t work_buffer_size, BootImageUpdateType boot_image_update_type);
static Result GetBootImagePackageDataId(u64 *out_data_id, BootModeType mode, void *work_buffer, size_t work_buffer_size);
static Result VerifyBootImages(u64 data_id, BootModeType mode, void *work_buffer, size_t work_buffer_size, BootImageUpdateType boot_image_update_type);
static Result VerifyBootImagesNormal(u64 data_id, void *work_buffer, size_t work_buffer_size, BootImageUpdateType boot_image_update_type);
static Result VerifyBootImagesSafe(u64 data_id, void *work_buffer, size_t work_buffer_size, BootImageUpdateType boot_image_update_type);
static Result UpdateBootImages(u64 data_id, BootModeType mode, void *work_buffer, size_t work_buffer_size, BootImageUpdateType boot_image_update_type);
static Result UpdateBootImagesNormal(u64 data_id, void *work_buffer, size_t work_buffer_size, BootImageUpdateType boot_image_update_type);
static Result UpdateBootImagesSafe(u64 data_id, void *work_buffer, size_t work_buffer_size, BootImageUpdateType boot_image_update_type);
static Result SetVerificationNeeded(BootModeType mode, bool needed, void *work_buffer, size_t work_buffer_size);
static Result RepairBootImages(u64 data_id, void *work_buffer, size_t work_buffer_size, BootImageUpdateType boot_image_update_type);
/* Path functionality. */
static const char *GetBootImagePackageMountPath();
static const char *GetBctPath(BootImageUpdateType boot_image_update_type);
static const char *GetPackage1Path(BootImageUpdateType boot_image_update_type);
static const char *GetPackage2Path(BootImageUpdateType boot_image_update_type);
/* File helpers. */
static Result ReadFile(size_t *out_size, void *dst, size_t dst_size, const char *path);
static Result GetFileHash(size_t *out_size, void *dst_hash, const char *path, void *work_buffer, size_t work_buffer_size);
/* Package helpers. */
static Result ValidateBctFileHash(Boot0Accessor &accessor, Boot0Partition which, const void *stored_hash, void *work_buffer, size_t work_buffer_size, BootImageUpdateType boot_image_update_type);
static Result GetPackage2Hash(void *dst_hash, size_t package2_size, void *work_buffer, size_t work_buffer_size, Package2Type which);
static Result WritePackage2(void *work_buffer, size_t work_buffer_size, Package2Type which, BootImageUpdateType boot_image_update_type);
public:
static BootImageUpdateType GetBootImageUpdateType(HardwareType hw_type);
static Result VerifyBootImagesAndRepairIfNeeded(bool *out_repaired_normal, bool *out_repaired_safe, void *work_buffer, size_t work_buffer_size, BootImageUpdateType boot_image_update_type);
};